1. The Mesoamerican Barrier Reef is the second-largest barrier reef system in the world, stretching over 600 miles across the coasts of Mexico, Belize, Guatemala, and Honduras. It is home to a variety of marine life, including over 500 species of fish, sea turtles, dolphins, and sharks. Playa del Carmen is a popular tourist destination located near the northern edge of the Mesoamerican Barrier Reef. Visitors can enjoy snorkeling and diving tours to explore the reef and its vibrant coral formations.

2. The Mesoamerican Barrier Reef is a natural attraction accessible to the public at any time, but visitors should choose a reputable tour operator if they wish to explore the reef. There are many tour companies offering snorkeling and diving tours, and some can be contacted by phone or through their website.

3. The cost of visiting the Mesoamerican Barrier Reef varies depending on the type of tour chosen and the operator selected. Visitors should expect to pay between $50-150 USD per person for a half-day tour, and up to $300 USD for a full-day diving excursion. Transportation to the reef can be arranged through most tour operators, but visitors can also rent a car or take public transportation to reach the coast.